Born in Milwaukee, Wisconsin, he taught sculpture at a number of schools and cultural institutions, among them the Brooklyn Museum Art School, Queens College, Adelphi University and Kent State University. Among his students were Theodoros Stamos, Susan Grabel, James Nestor, Steven Dono, and Edith Ekros.
Konzal was a fellow of the John Simon Guggenheim Memorial Foundation, and was the recipient of the award from the New York Government Art Project of the 1930s.
He was a member of the Sculptors Guild in New York, and exhibited his work at galleries there, as well as at the Neuberger Museum of Art.
His work is in the permanent collections of the Smithsonian Institution, the Tate Gallery in London, England, the Whitney Museum of American Art, the Storm King Art Center in Mountainville, New York, and others.Sources include: